Knife holder



FIG. 1 is a front right perspective view of a knife holder showing our new design;

FIG. 2 is a rear right perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a front right perspective view of the design in an extended state.

The dashed broken lines depict portions of the knife holder that form no part of the claimed design. 

CLAIM The ornamental design for a knife holder, as shown and described. 